last executing test programs: 1.522313005s ago: executing program 1 (id=2361): r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'rack\x00'}, 0x24) bind$inet(r0, &(0x7f00000001c0)={0x10, 0x2, 0x2}, 0x10) connect$inet(r0, &(0x7f0000000400)={0x10, 0x2, 0x2, @loopback}, 0x10) sendmsg$unix(r0, &(0x7f0000002580)={0x0, 0x19, &(0x7f0000000100)=[{&(0x7f0000000140)="4640c719021399600f76aac84cf9aec359d5c9ce67f6453118a671000080e0c44ebc7bc3ef22bca56aa8f60468ba787ced0d999f926f54ab63ee1e", 0xfe22}], 0x1, 0x0, 0x0, 0x180}, 0x20104) 1.507413182s ago: executing program 1 (id=2362): r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x8, &(0x7f0000000000)=0x9, 0x4) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'rack\x00'}, 0x24) bind$inet(r0, 0x0, 0x0) connect$inet(r0, &(0x7f0000000400)={0x10, 0x2, 0x2, @loopback}, 0x10) sendmsg$unix(r0, &(0x7f0000002580)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000140)="4640c719021399600f76aac8", 0xc}], 0x1, 0x0, 0x0, 0x180}, 0x20104) 1.445074069s ago: executing program 1 (id=2364): socket$inet_sctp(0x2, 0x1, 0x84) open(0x0, 0x40, 0x102) openat$smbus(0xffffffffffffff9c, 0x0, 0x0, 0x0) msgget(0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, 0x0) r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x8, &(0x7f0000000000)=0x9, 0x4) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'rack\x00'}, 0x24) bind$inet(r0, &(0x7f00000001c0)={0x10, 0x2, 0x2}, 0x10) r1 = socket(0x1c, 0x10000001, 0x84) setsockopt$inet6_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0xa, &(0x7f00000003c0)={@in6={{0x1c, 0x1c, 0x1, 0x7, @empty, 0x200}}, 0x0, 0x0, 0x0, 0x30a, 0x0, 0x0, 0xfe}, 0x98) sendmsg$inet6_sctp(r1, &(0x7f00000001c0)={&(0x7f0000000180)=@in6={0x1c, 0x1c, 0x0, 0x0, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c, &(0x7f0000000380)=[{&(0x7f0000000200)='D', 0x1}], 0x1}, 0x0) dup2(0xffffffffffffffff, r1) 1.366805847s ago: executing program 1 (id=2366): r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) connect$inet6(r0, &(0x7f0000000100)={0x1c, 0x1c, 0x3, 0x0, @local={0xfe, 0x80, '\x00', 0x0}, 0x8b}, 0x1c) 878.639686ms ago: executing program 0 (id=2387): r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EXPLICIT_EOR(r0, 0x84, 0x1b, 0x0, 0x0) bind$inet(r0, &(0x7f0000000200)={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10) connect$inet(r0, &(0x7f0000000040)={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10) sendmsg$inet_sctp(r0, &(0x7f00000025c0)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @remote={0xac, 0x14, 0x0}}, 0x10, &(0x7f0000002500)=[{&(0x7f0000000040)="e33604a45cfa3e1254ef7146606d3d8cefcc7fe53338ebf41876e0c39cf813f9f96b5b9201466fc431b0ec672500c1caba2b4515e5046c0003c91687e5640d3990d35c5ef81f9caf9c0b25f21492e5735e4a2476740755fd11f27d07b7", 0x5d}, {&(0x7f0000000100)="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", 0x458}, {0x0}, {0x0}, {&(0x7f0000002400)="d512f831ef87d9a637cf89b1fa2e906eeb54784a9bcf28c4d9aacee64c443dc625c462e114dd16ceef68a424b5d2ae58c782ab8897880a75192d4a5b3d73fe2e68eae7df5d856e2b16239a3bb734c1922411e412de2d02bdcae5807a2132913e654cd9ee193868137311d685ef53e76a48961159b3e6ee40bf5d1a82f3b15d6d0a23ba59b5ae1f77f82b5cd42ed7adeda5b40bc4caf00b04c8a416bc9f01e5d8e911331fac09f4d84d4eb5cc82b18aaf34a5a85e25", 0xb5}, {&(0x7f00000024c0)="eb68927e7b7be8aaaa71286a3835850c0cb92a415135f8ffe7072e370d8e511e6e81caef251cda1347cbf13c002953a4af47", 0x32}], 0x6}, 0x0) 861.770892ms ago: executing program 0 (id=2389): r0 = socket(0x1c, 0x10000001, 0x84) setsockopt$inet6_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0xa, &(0x7f00000003c0)={@in6={{0x1c, 0x1c, 0x1, 0x7, @empty, 0x200}}, 0x0, 0x0, 0x0, 0x30a, 0x0, 0x0, 0xfe}, 0x98) sendmsg$inet6_sctp(r0, &(0x7f00000001c0)={&(0x7f0000000180)=@in6={0x1c, 0x1c, 0x0, 0x0, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c, 0x0}, 0x0) 837.915125ms ago: executing program 0 (id=2392): r0 = socket(0x2, 0x3, 0x0) r1 = socket(0x1c, 0x10000001, 0x84) setsockopt$inet6_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0xa, &(0x7f00000003c0)={@in6={{0x1c, 0x1c, 0x1, 0x7, @empty, 0x200}}, 0x0, 0x0, 0x0, 0x30a, 0x0, 0x0, 0xfe}, 0x98) sendmsg$inet6_sctp(r1, 0x0, 0x0) dup2(r0, r1) 827.299808ms ago: executing program 2 (id=2393): r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) r1 = fcntl$dupfd(r0, 0x11, r0) sendmsg$inet6_sctp(r1, &(0x7f0000002240)={&(0x7f0000001b40)=@in6={0x1c, 0x1c, 0x0, 0x2, @loopback, 0x6}, 0x1c, 0x0, 0x0, &(0x7f00000021c0)=[@dstaddrv4={0x10, 0x84, 0x9, @multicast2}], 0x10, 0x20101}, 0x80) 826.936299ms ago: executing program 3 (id=2394): r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'rack\x00'}, 0x24) bind$inet(r0, &(0x7f00000001c0)={0x10, 0x2, 0x2}, 0x10) connect$inet(r0, &(0x7f0000000400)={0x10, 0x2, 0x2, @loopback}, 0x10) sendmsg$unix(r0, 0x0, 0x20104) 822.360791ms ago: executing program 2 (id=2395): r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x8, 0x0, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'rack\x00'}, 0x24) bind$inet(r0, &(0x7f00000001c0)={0x10, 0x2, 0x2}, 0x10) connect$inet(r0, &(0x7f0000000400)={0x10, 0x2, 0x2, @loopback}, 0x10) sendmsg$unix(r0, &(0x7f0000002580)={0x0, 0x19, &(0x7f0000000100)=[{&(0x7f0000000140)="4640c719021399600f76aac84cf9aec359d5c9ce67f6453118a671000080e0c44ebc7bc3ef22bca56aa8f60468ba787ced0d999f926f54ab63ee1e", 0xfe22}], 0x1, 0x0, 0x0, 0x180}, 0x20104) 810.745752ms ago: executing program 0 (id=2396): r0 = socket(0x1c, 0x10000001, 0x84) sendmsg$inet6_sctp(r0, &(0x7f0000000340)={&(0x7f00000003c0)=@in6={0x1c, 0x1c, 0x0, 0x4, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c, &(0x7f00000002c0)=[{&(0x7f00000005c0)="3eda62d1d6d147fea04b3c3eed7eaf812e5a9f8ebbb16e27b4cbcc3b3fea510b3b", 0x21}], 0x1, 0x0, 0x0, 0x4}, 0x0) shutdown(r0, 0x1) 798.499511ms ago: executing program 2 (id=2397): socket$inet_sctp(0x2, 0x1, 0x84) open(0x0, 0x40, 0x102) openat$smbus(0xffffffffffffff9c, 0x0, 0x0, 0x0) msgget(0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, 0x0) r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x8, &(0x7f0000000000)=0x9, 0x4) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000080)={'rack\x00'}, 0x24) r1 = socket(0x1c, 0x10000001, 0x84) setsockopt$inet6_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0xa, &(0x7f00000003c0)={@in6={{0x1c, 0x1c, 0x1, 0x7, @empty, 0x200}}, 0x0, 0x0, 0x0, 0x30a, 0x0, 0x0, 0xfe}, 0x98) sendmsg$inet6_sctp(r1, &(0x7f00000001c0)={&(0x7f0000000180)=@in6={0x1c, 0x1c, 0x0, 0x0, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c, &(0x7f0000000380)=[{&(0x7f0000000200)='D', 0x1}], 0x1}, 0x0) dup2(0xffffffffffffffff, r1) 779.974506ms ago: executing program 3 (id=2398): r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_EXPLICIT_EOR(r0, 0x84, 0x1b, 0x0, 0x0) bind$inet(r0, &(0x7f0000000200)={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10) connect$inet(r0, &(0x7f0000000040)={0x10, 0x2, 0x1, @local={0xac, 0x14, 0x0}}, 0x10) sendmsg$inet_sctp(r0, &(0x7f00000025c0)={&(0x7f0000000000)=@in={0x10, 0x2, 0x1, @remote={0xac, 0x14, 0x0}}, 0x10, &(0x7f0000002500)=[{&(0x7f0000000040)="e33604a45cfa3e1254ef7146606d3d8cefcc7fe53338ebf41876e0c39cf813f9f96b5b9201466fc431b0ec672500c1caba2b4515e5046c0003c91687e5640d3990d35c5ef81f9caf9c0b25f21492e5735e4a2476740755fd11f27d07b7", 0x5d}, {&(0x7f0000000100)="c2b14a6518f6c66ea9f36413e7335bd26ba6d02c4058b78cedea21a379ce19c8e3c9b0fa3c82fb4d3d29982352ea93ea02e884095a8d959ab60edda1ae1c15910eb99157c16138854e739c5e553de561cd50eb58d3dcf769737162f6971d01b8c9651b324ccd5f044e388d9608cad576ac8d5d365fa0c74e4580bdaf3a98b0325cf4b8699d5d38e6144556bffe079f8ebaa36698bf4eabf96074fa0dc8c593fd0dcf7bbc41c2661eae7cea3d4af72f93fc4f9a12b4407462c821e5b75c10e47269a74e38eafef2f5e21410b88be31300fb8de7946a9344bb17fa7fcbb021c64b970346a51d69e80209ec9c975d8adddbb07ac9bac150dcb41af8fef56f2184e6beeaaba804bbab6e3bef8ba9b235798bece3e1c5f11b2c99e963805b0d1ea76cc6f3c418565b134d8696618b6e49d4025894e593dd04e25597206520ce6b25f1523d50712ddbde54da9d8696cef1e9f8b250ce1faf601ec6a92bf4263575f277078e1a9f0a6bd8833b0f8588a29646112763f0df7cd976d8e5f7307aff7867d3dddc1a78dd3b3453ff676fb06101d2a90e3c917c500b3202a74a004fad8eda2b24ee14cb2b9f700149f34b2e32834e6a9c2788a16fb891398ba852745b0744b95c610746a5af3d26e29f25eec32d1de3a620559a2f6d884853eadbeb7e4db0d7a62fbbbac7571a809694cd811f5d90d70c4c445cc8e75576870596e4a2b8e8c112b41e25b4006230a38b3f5e62acad73b33dcfdee0f0b0c4e41cb327a2c52e72f74775e30b60e05d49d6caa55ccfe862970c09aa1cc25c16179c1d47f07c8365d5b4f2deb379b47f60bc127ab3b4df843b77b3c57982d8ef4657a43d3f5946abaafdb5e71575cec8ba0e3edb5a90485e1ed8bb5bf7c1f8c56e5db3ff57bb5e2adbd85d2d627727b3017d1b826492626abc62e5750673d6ea61dc081ecc7793e0639f9352dd8891807643a9558c92f0a87c1047e7a72209e373aceae34c343c17d0b759d46ecebde072183f5b3f307ef046ba9767e76dfd83a69f4f5f8774607ad75f8af3f768549d8ea9aadaf31edb6b7a0cc77b0872507af590a19547b25a9da78809861e2e0504f37143e1dbd14be410acc6d26529622a5289439c6e471f171b0176baddd3e693d9f5d43e0bb6c52a00dedbe077501bf758c9a17bc6221a7f66ddb2271304c46503b4347ad2ce5833df9f6eb42e8f2ece785fb2819b379a9d6fe71fb88125f014dfd2015673b8e4338f8cc2a702420eb82b3a694cf901fc0e52e2f011b70b0f7e5ccfe921482cbdb6bec06b3a3144cdbfd3679de9ee8a84b4a80dd41250e4c7b087e773d60fb570453131bf42b2fc4f3aac6a6adfcb7f0af73797af515380a644f3f8358c799345637ac097d6aee4a6a2d8a2923ed3a7045ccc613275a31bc0fdea1650b161591d6eb668dbdaff296afbe78ef85769ce4a005a8ed7f21b79749a6e41bfd419951df6c53029783eb06891ac46e69ee9208ba84618f36c82a34f45ca777806c98c2ac637709ba627661c397eb5e1538bbc8d6c59bb98a23791d1b18b264bc0d857fa26cbaa397a0e697b4c", 0x458}, {0x0}, {0x0}, {&(0x7f0000002400)="d512f831ef87d9a637cf89b1fa2e906eeb54784a9bcf28c4d9aacee64c443dc625c462e114dd16ceef68a424b5d2ae58c782ab8897880a75192d4a5b3d73fe2e68eae7df5d856e2b16239a3bb734c1922411e412de2d02bdcae5807a2132913e654cd9ee193868137311d685ef53e76a48961159b3e6ee40bf5d1a82f3b15d6d0a23ba59b5ae1f77f82b5cd42ed7adeda5b40bc4caf00b04c8a416bc9f01e5d8e911331fac09f4d84d4eb5cc82b18aaf34a5a85e25", 0xb5}, {&(0x7f00000024c0)="eb68927e7b7be8aaaa71286a3835850c0cb92a415135f8ffe7072e370d8e511e6e81caef251cda1347cbf13c002953a4af47", 0x32}], 0x6}, 0x0) 768.300205ms ago: executing program 2 (id=2399): connect$inet6(0xffffffffffffffff, &(0x7f0000000100)={0x1c, 0x1c, 0x3, 0x0, @local={0xfe, 0x80, '\x00', 0x0}, 0x8b}, 0x1c) setsockopt$inet6_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000300)={@in={{0x10, 0x2, 0x1, @multicast2}}, 0x0, 0x9, 0x7, 0x112, 0x9, 0x401, 0x3}, 0x98) 759.752275ms ago: executing program 3 (id=2400): sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) kevent(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x1, 0x0, 0x0) connect$inet(r0, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) rfork(0x85000) 753.065436ms ago: executing program 2 (id=2401): r0 = socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r1, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) r2 = dup2(0xffffffffffffffff, r0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x105, 0x0, &(0x7f0000001700)) r3 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r3, 0x29, 0x31, &(0x7f00000016c0)=ANY=[@ANYBLOB="000400000000"], 0x28) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) sendto$inet6(r3, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984b6ce65093291e16bd3c0690a6f3c04", 0x3d, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r4 = kqueue() kevent(r4, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0) r5 = socket$inet6_sctp(0x1c, 0x1, 0x84) r6 = dup2(r5, 0xffffffffffffffff) r7 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r7, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r7, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r7, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r7, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x19a}], 0x1, 0x0, 0x0, 0x81}, 0x0) fstatat(r7, &(0x7f0000000180)='./file0\x00', &(0x7f0000000780), 0x200) socket(0x1c, 0x2, 0x0) r8 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r8, 0x6, 0x2000, &(0x7f0000000200)={'rack\x00'}, 0x24) connect$inet(r8, &(0x7f0000000240)={0x10, 0x2, 0x2, @remote={0xac, 0x14, 0x0}}, 0x10) setsockopt$inet6_sctp_SCTP_MAXSEG(r6, 0x84, 0xe, &(0x7f00000003c0)={0x0, 0x8}, 0x8) rfork(0x85000) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c) r9 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000540), 0x1, 0x0) ioctl$DIOCADDADDR(r9, 0xc4704434, &(0x7f0000000100)="ac17df360fbfde") ioctl$DIOCGETADDRS(r9, 0xc4584435, &(0x7f00000019c0)="45a565d8692cd696fd9ad8778c77bf44966889dd19fe71446844e3b4dac5ae8491da") socket$inet6_sctp(0x1c, 0x5, 0x84) 752.713655ms ago: executing program 0 (id=2402): r0 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r0, &(0x7f0000000280)={0x10, 0x2, 0x3}, 0x10) setsockopt$sock_int(r0, 0xffff, 0x1002, &(0x7f0000000340)=0x101, 0x4) sendmsg$inet_sctp(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000002c00)="b3eeaf3e9debf00a85a32df9ad4a6ca572f1ceab72fcf98a1474125b4495ad27cb9bde66e751baf42a43eea14ca984e0cc2a66ccd3dda1dcd2fb22d0bfd198fdde2e624c0ddf461a76cb181072e30160e069bec8dbb74b2da66f83480c94153c5e0b8f8bd436caecb98dec5721d9a1c6af70e9a008bc3f1583c5f14b7f1d493f14138f8d8a36718dc15690afd1d2a1671e4be375a050c2a9126cae6e0ce72c8e21237f37ac9508ae419e5bf9bee37a8e1dcd2781a7eed1b13c077bd7fe1a15ea9a36726f7affb07c7b3173f883821da70bd3d245c3d530771f987b4c3c479d353ab3cf9269f23893bca2be0491bb1a9f97e6bfda8dac2361f60ff3d58925f013bb143d01d294ad75a9c26a7b7e101073bd915f0b1301aa3d29cf3ecd086d278e0e0477a173ee8e06c4970c5f18a4fa99bd1ee30c9068ff5ea3d8371a0315e2d734fc1de70cc38c3a0a89c237e79499cbbb3baedcfd7296971ebcb6e14bbe46f550f6ffc0b82a73c0851fd4c744f840f05cb41b91e640c6daad3d7b6de1c358cb477abbda6397cdcec5a130cb84251a545f8656760e28e9686a557a8f9275199f107215c69b30892f2fdb52cac5516839b98b2d9218d164f83d7c255e52087a16f6edaceed20f313103411b771b915edd67935bd79035c62c82a1a243250035b217cb1d7284b553afd7bf3281a3d983b534e5bbd77b474195c56d0df4a150da597f80085326da7d6dbb97c520aa88cab17fd88854ca06ca1b7b88028bc1c3228aa9f5d6f298cadd450e79f979565b5d6239a5f3d4c74b8bd4cd9a159b25233e69c5870329bbf304f6acdf2b0fd8fa67a0dd41ddf92f2c1c89d8068c9ad7d1f44cba6b794cc7ee7d1c3b4bb6632cb764b9e61ea272bdb1b48735977b185df1200b8c3a1a02e2a135f11d9cdfc71666a425f5ae468fb80573a0cae872ef9d1d22f983c2d3635554435f338366ed7294d5fa08cf3bf07de65e309eb3235e5eda8dc645491702c9e3bd1e852ad34738f4ce2a87e08eb4ab1125b5f6f48d9b9564d073f1f620e60d01c3888213507316c76854fdfb40bec2475e651c852d3f68d068a5d9b31c686c83f683332166ccd81cdef727a702b042f78bb975366ec33bbf7265e7f14702547a83454def81850edf6a2efcc63f0498eff2c04a6cd76f5d7c3b99c8c842fddd8ac535c0f491971608375cc6ffdf47768c9ea75740c2d550846190d5de55fb06a0b4b535c90e22b41b43af8ddca1c54c42820aabe845b2de19768c4d722ba6ec7918bed1544673bd5dc015604bb8791e42f693bd578bde2a7047ab6be2ffd9c955b7e2ddf93dd9221396535344407e2a8c205a8436e8de34319ed1d5ecec611cea65b1abb98926f10890f41af1a7e350727a68579fcbe97b60dafe438fbe6b5c0198b50b91bf16a443baf24b78e0eb5726c011c0afb930f9476d2f0ef76a2edefda3e2e8306779c712c1dbef4c768e416e50f390d10a223107453539d17b33ff587fb8d45232d5e5d496d4c073288ffb91ae89549a9ddaf843c8d8381aa706e6f033a786449182f97aeec04e1b781abd100b680f44a9c57dd1dfb3a30894a4b4848040f8319a425659d8876b524b1092cbc15f3d007a8dfb3d6f0db657f81d4e4fcd43cdcd72eea7b40b0f572bb73a20e5f36f1a2eb77f18b1328761eb1f861434dd1cb7fbc150652e99029f6fd8abb8f4648fdd44991b1bff0cc67f6fce1885b627f72c7982a249ad7e66bf520927add24e916910726f44937b4da5cf78dc7bcb8bd85977ab57249663bd9f7881db073bc8af1bafb6b5c5ebd272f8bf19abd3c9165d2fe3a83cf2cdabc28451579db144ea1676be2a6f4803033fc14d7c144165ccaecd1d984f6b48090e18f6ef015ed3a0b8ada37dbab5738941e5e6281f83882c43ee250d8fd1192ad6dafba3291a3763496eef998f7d3a39b107ad81959feb4f733977e9837899394c369a8cc8c51b50595cd729c1ea580a1b7ef60cc147008efc1eb065627e4340c387399d460cd0d4dc2238fbd06ae34dd3d8992995c4e51bb463acc6cd88500df98640339612b2dc355d7ad111d5c7bf6ee0f56bde4c6da99958eb674e365eae9aa320341b5a07c1d2e0712b61bbc03accd8eaf9f5a1c6901fe5b08330cd05a8db985e49971e725f482fe556d6c76b42cea09e524a30be1ea6a85889d8c95b3e25b7383e4337f3239a9417c2dd6e909f81af70b3738816f696cf00e51b78d8f71e306931cc87bccd234e980614b046464c9ed6624c03f788ab496db922fd7066d5bac6d18046449aedf2a75507d73e4838ce44298127bd194c79d56861a23e1528fd7d3bc303f0dee04543991a8abecf731db2ce8c2045d325ac8fac0f96802cca8ea7850752f58ae396bc8b5ea5471b78de2e3f83363f775b20b4baf54b59a39cef51b3e6a5cf4e2bf80d71439f6703b1021be4e81a93f3d567f7bc276bae4e2ac12c05fda90dcce799d278628ba66b64f19b3d836a284b8fa05360d316c7d091f790241adb9435ab4e9c2f9ce1ff8c09c6b8e45dccfc8e1643f136bc04606de13e784a0b3f954efcea4174a4d8d621bd948550c3fa5eeb501317ba0b8aecf65ed4b8986045d6a860a6416f2aaef3269deda945ac981294279bf9f02aaa1304e6c51fb26a87cca6a45a00227f0ecfe25e94d471a5495ca2c9d09be348d48201cc8a25e2dbc611d3900ba445b164a57dd7767a927c28d09facfddd92056394cce7690db42c60c1fd80c8294a62831fc212b1b7c6098f7e387909a34b5c78cf1ef574825859ba9a88e64aba43382f840aaa4971e653d2f54387a2e190eaddd9b4394c8ee3aa036bec50ac90b9a68075c9cd21cded4dfe3809eb97ff35f7a6cb6af39e8ee149533f056ec79c23cbb6649ba82b2125e9fff7499857146ab7eceff81349fa4ef710a831eb9014030b83c3cf4ed7a9569678e92fa6e7528faa028670c5dec9a0abcbbb31ccc13f7876ccc5b8cf49ceae3927d6f68e102a713d2f56cfbffc3740631ef75ac30df2cfb796ede2a484176ae328a6724ffde4d8ecda4cf59a96d317a9996df737e0937851d97303b03d3d986af2bda7a291f0bfbe8a5cc4ae41a7461a38f6f4ed4504f1434baae06bbecc59b724e86c47ed824c47d2e9f47cd983370c4e296b2b205eaa229bc108ed3a9e047f17d4e702bbb31be67645ac07288434ea43b0d588ca3cfc1ba8ac4cd1ec1a1b04efd79098df59a04f27ac405874a7d43f42891ca0a7235eda3fc1434922de121888cb9a252382916e2459008af9df08cbb84d2241a5c9570a1ff0a1fb2e2ee2698a037d98e34d3c6ebad1ed907adca700a345d0c87960b41b516eeb62601b4d0ad3174ad11f22128e3e9c57b0606ee889ce5d82442a40c6523cbb609677e0940d5fad0d9eb443aed31804ce201cce22a97876a25c907188b1c2fc0a891fe796110885bd0b4e9b9e033dd0d2d868d59ede409a1e4ee4001a6eb2b0f9b1578654de2ccc1e90e6352f9c564f90a68a7136e183ca8cc74710015a17b54788504b288168f1f33cc704a77fa59c8e93121c79cb91ea65f2a60164808cf41d2282ba015dbae25cd3665d415faf7593b6dea0467bc5ed5859c129bc236ee9bff10f3ab164be7b022544f37fd6aa5db7b7cb7b38cdb211b1e5e067bac1f22f044afbe033dac0fbd4c52336b435e4d32aed8912d8e5d476532a299cf3bce3849e0f5e6829a638ad3068c8ae585ae6bc628af14265a049d885126d42edc9f2d94582d18657e78017f5d95895f8b34235cfa990c6d8a4b591999eb3b74f3197e852a5ca73659b93a71d8aae20", 0xa8a}], 0x1}, 0x0) read(r0, &(0x7f0000000b80)=""/4096, 0x1000) 681.354019ms ago: executing program 3 (id=2403): r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) r1 = fcntl$dupfd(r0, 0x11, r0) sendmsg$inet6_sctp(r1, &(0x7f0000002240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20101}, 0x80) 663.318826ms ago: executing program 0 (id=2404): r0 = socket$inet6_sctp(0x1c, 0x1, 0x84) r1 = fcntl$dupfd(r0, 0x11, r0) sendmsg$inet6_sctp(r1, &(0x7f0000002240)={&(0x7f0000001b40)=@in6={0x1c, 0x1c, 0x0, 0x2, @loopback, 0x6}, 0x1c, 0x0, 0x0, &(0x7f00000021c0)=[@dstaddrv4={0x10, 0x84, 0x9, @multicast2}], 0x10, 0x20101}, 0x80) 662.992408ms ago: executing program 3 (id=2405): r0 = socket(0x2, 0x3, 0x0) r1 = socket(0x1c, 0x10000001, 0x84) setsockopt$inet6_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0xa, &(0x7f00000003c0)={@in6={{0x1c, 0x1c, 0x1, 0x7, @empty, 0x200}}, 0x0, 0x0, 0x0, 0x30a, 0x0, 0x0, 0xfe}, 0x98) sendmsg$inet6_sctp(r1, 0x0, 0x0) dup2(r0, r1) 544.963275ms ago: executing program 1 (id=2407): r0 = socket(0x1c, 0x1, 0x0) bind$inet6(r0, &(0x7f00000000c0)={0x1c, 0x1c, 0x0, 0x0, @loopback}, 0x1c) connect$inet6(r0, &(0x7f0000000140)={0x1c, 0x1c, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000000)={'rack\x00'}, 0x24) r1 = socket$inet6_sctp(0x1c, 0x0, 0x84) socket(0x2, 0x0, 0x0) r2 = socket$inet_sctp(0x2, 0x5, 0x84) r3 = socket$inet6_sctp(0x1c, 0x5, 0x84) r4 = dup2(r2, r3) sendmsg$inet_sctp(r4, &(0x7f0000000900)={&(0x7f0000000180)=@in={0x10, 0x2, 0x3, @rand_addr=0x10001}, 0x10, &(0x7f00000008c0)=[{&(0x7f0000000400)="d1", 0x1}], 0x1, 0x0, 0x2c}, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) kqueue() r5 = socket$inet6_sctp(0x1c, 0x5, 0x84) __realpathat(r5, 0x0, &(0x7f0000000040), 0x0, 0x0) r6 = socket(0x1c, 0x3, 0x1) connect$inet6(r5, &(0x7f0000000340)={0x1c, 0x1c, 0x1, 0x1ff, @local={0xfe, 0x80, '\x00', 0x0}, 0x2}, 0x1c) sendto(r6, &(0x7f0000000440)="b9d5cf29033fda9f0d47f14a5babefe85e2f1027c0bb21378a3d78aef12d04ee87a68f4323d818a91259db9fd1aaf026a235647bf27a0443ed4b8192e7b591b1592001d1632f2f74b1cd1043c1f242135d868693021711dbbf", 0x59, 0x101, &(0x7f0000000200)=@in6={0x1c, 0x1c, 0x1, 0x0, @local={0xfe, 0x80, '\x00', 0x0}}, 0x1c) setsockopt$inet6_MCAST_LEAVE_GROUP(r6, 0x29, 0x51, &(0x7f00000000c0)={0x7fff, {{0x1c, 0x1c, 0x1, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}, 0x1}}}, 0x88) ioctl$DIOCOSFPADD(0xffffffffffffffff, 0xc088444f, &(0x7f00000001c0)) r7 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$DIOCOSFPADD(r7, 0xc088444f, &(0x7f00000001c0)="959634ca688b9ebcc1") r8 = socket(0x1c, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r8, 0x6, 0x2000, &(0x7f00000000c0)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x10, &(0x7f00000002c0)=0x6, 0x4) connect$inet6(r8, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0x1ff, @local={0xfe, 0x80, '\x00', 0x0}, 0x2}, 0x1c) sendto(r8, &(0x7f00000006c0)="b9d5cf29033fda9f0d47f14a5babefe85e2f1027c0bb21378a3d40aef1ab04ee87a68f4323d818a91259dbe7d1aaf026a235647bf27a0443ed4bff92e7b591b1592001d1632f2f74b1cd1043c1f242135d868693021711dbbf2091e946404cb96c4dd9209475761dcc1ff3159857264d6693bafe6dfcab26a921596d2f47d5a314e40e00000053c5c2b6a157962fd07f301fb6020d4e69f94a8bd677179475456a6ad63af4b6706ec61571aeef484195d3601a18044798976d4e44f6ca9101d065666e6cc18936e80c2ab42a5e9d8426f2c8cd2d5702a57ffa7f245a04cba9fbe3ccad", 0xe3, 0x100, &(0x7f0000000200)=@in6={0x1c, 0x1c, 0x1, 0x0, @local={0xfe, 0x80, '\x00', 0x0}, 0x2006}, 0x1c) connectat$unix(r1, 0xffffffffffffffff, &(0x7f0000000040)=@abs={0x8, 0x1, 0x0, 0x3}, 0x8) rfork(0x3060) 315.016082ms ago: executing program 3 (id=2408): r0 = socket$inet6_sctp(0x1c, 0x5, 0x84) r1 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r1, &(0x7f0000000140)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10) r2 = dup2(0xffffffffffffffff, r0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x105, 0x0, &(0x7f0000001700)) r3 = socket(0x0, 0x0, 0x0) setsockopt$inet6_IPV6_HOPOPTS(r3, 0x29, 0x31, &(0x7f00000016c0)=ANY=[@ANYBLOB="000400000000000004010004"], 0x28) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) sendto$inet6(r3, &(0x7f0000000600)="14a3fb1a6025b8cdd859c1c2900984923796fa62612e29c5a050c38d8c9f8cb62763920df1f67ddcd95e8d3e9984b6ce65093291e16bd3c0690a6f3c04", 0x3d, 0x0, &(0x7f0000000080)={0x1c, 0x1c, 0x1, 0x0, @rand_addr="fee3a38e5cac1c51deba3c6b07a430a0"}, 0x1c) r4 = kqueue() kevent(r4, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x0, [0x0, 0x0, 0x7, 0x40000000000000]}], 0x1, 0x0, 0x0, 0x0) socket$inet6_sctp(0x1c, 0x1, 0x84) r5 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r5, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24) setsockopt$inet_tcp_int(r5, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4) connect$inet(r5, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10) sendmsg$inet6_sctp(r5, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="ca1b3b5c422ca65675e274c429d4ecb6043c5c10548af3499af18ae3b738b9b6b5428e18e8a6f70a1fad05f03388e5d7fcc796fa874a4c850fc114d59d7d095f07c3338b7653ed757e08fc8325e69831de6411138839053b1a7b32636f2e05fcbcada2375bde92ed0ac706042efe8a3bcd095a7ab57ac9ddbdc94f1545f59d15ada6e76061b7834beac7d501f26c2752d451ca96b5f61b24c88865cfe25dfb939a9fcbb9146239110e08576b3ec84e75714e740034e78dba801094faa3edb5774e0c58a39e0a1439a32fb837000000000000800108fcaeec67663ce77bfbc50affa69135c9385cd6d36ff365039a3c5a89a24e3fed7dee1a35513534f7173d892afd3b73f76a08af4f857a1f2674d9ace7647aace412d13afc1ac098fe6f86bfdef411248be5e096c4e747bfdc32a173cf9cdba48cc36819787fb0c8664abba4c4b89301778de04ce183088b220700174ca1107863fc3500214a48fd44cd24da967f302be96774a686a363da73f49978a5a3ae0f0b46ac297bb83d21274e2b92fed3890d878907c57de8e86398ba408a9b79aa3004365e1e50f236b018", 0x19d}], 0x1, 0x0, 0x0, 0x81}, 0x0) rfork(0x85000) 184.394µs ago: executing program 1 (id=2409): ioctl$CIOCGSESSION2(0xffffffffffffffff, 0xc030636a, 0x0) ioctl$CIOCCRYPTAEAD(0xffffffffffffffff, 0xc028636d, &(0x7f0000000440)={0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000280), &(0x7f0000000380)}) syz_emit_ethernet(0x4a, &(0x7f00000005c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaabb86dd60d50b2800146c00fe8000000000000000000000000000bbff02"]) r0 = socket(0x2, 0x0, 0x2) sendto(r0, 0x0, 0x0, 0x1, 0x0, 0x0) shutdown(r0, 0x1) sync() getsockopt$inet6_sctp_SCTP_NODELAY(0xffffffffffffffff, 0x84, 0x4, &(0x7f00000015c0), &(0x7f0000000040)=0xffffffffffffffc5) setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, 0x0, 0x0) fdatasync(0xffffffffffffffff) dup(0xffffffffffffffff) sync() sync() r1 = socket$inet_sctp(0x2, 0x0, 0x84) connect$inet(r1, &(0x7f0000001540)={0x10, 0x2, 0x2, @broadcast}, 0x10) socket$inet6_sctp(0x1c, 0x5, 0x84) r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$DIOCOSFPADD(r2, 0xc088444f, &(0x7f0000005780)="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") r3 = socket$inet6_sctp(0x1c, 0x1, 0x84) bind(r3, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x3, 0x4, @loopback, 0x8}, 0x1c) connect$inet6(r3, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x20, @loopback}, 0x1c) socket(0x2, 0x3, 0x0) socket$inet_sctp(0x2, 0x5, 0x84) socket(0x0, 0x1, 0x0) vfork() rfork(0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c) socket(0x1c, 0x10000001, 0x84) 0s ago: executing program 2 (id=2410): r0 = socket(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, 0x0, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x43b, 0x0, 0x0) r1 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r1, &(0x7f0000000000)={0x10, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) listen(r1, 0x7fffffff) r2 = dup2(r1, r1) connect$inet(0xffffffffffffffff, &(0x7f0000000080)={0xff67, 0x2, 0x2, @local={0xac, 0x14, 0x0}}, 0x10) accept4(r2, 0x0, 0x0, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.1.26' (ED25519) to the list of known hosts. Expensive callout(9) function: 0xffffffff810b8d20(0xfffffe00079f8600) 0.023807646 s if_delmulti_locked: detaching ifnet instance 0xfffffe006e3bd800 if_delmulti_locked: detaching ifnet instance 0xfffffe006e3bd800 if_delmulti_locked: detaching ifnet instance 0xfffffe006e3bd800 if_delmulti_locked: detaching ifnet instance 0xfffffe006e3bd800 if_delmulti_locked: detaching ifnet instance 0xfffffe006e3bd800 if_delmulti_locked: detaching ifnet instance 0xfffffe006e3bd800 if_delmulti_locked: detaching ifnet instance 0xfffffe006e3bd000 if_delmulti_locked: detaching ifnet instance 0xfffffe006e3bd000 if_delmulti_locked: detaching ifnet instance 0xfffffe006e3bd000 if_delmulti_locked: detaching ifnet instance 0xfffffe006e3bd000 if_delmulti_locked: detaching ifnet instance 0xfffffe006e3bd000 if_delmulti_locked: detaching ifnet instance 0xfffffe006e3bd000 if_delmulti_locked: detaching ifnet instance 0xfffffe005421f000 if_delmulti_locked: detaching ifnet instance 0xfffffe005421f000 Jan 1 00:01:38 ci-freebsd-i386-if_delmulti_locked: detaching ifnet instance 0xfffffe005421f000 4 dhclient[814]: Interface tap0 is down, dhclient exiting Jan 1 00:01:38 ci-freebsd-i386-4 dhclient[814]: connection closed Jan 1 00:01:38 ci-freebsd-i386-4 dhclient[814]: exiting. Kernel page fault with the following non-sleepable locks held: shared rw sctpinp (sctpinp) r = 0 (0xfffffe006e3fe6a0) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_output.c:4552 exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe0074c9d180) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctputil.c:1776 stack backtrace: #0 0xffffffff8160bf26 at witness_debugger+0x156 #1 0xffffffff8160e3d4 at witness_warn+0x894 #2 0xffffffff820a5d47 at trap_pfault+0x157 #3 0xffffffff820a4508 at trap+0x648 #4 0xffffffff8204c158 at calltrap+0x8 #5 0xffffffff8436bd5c at sctp_lowlevel_chunk_output+0x216c #6 0xffffffff84369aa1 at sctp_send_initiate+0x1591 #7 0xffffffff843cde96 at sctp_t1init_timer+0x66 #8 0xffffffff843fc28b at sctp_timeout_handler+0xb3b #9 0xffffffff8152d905 at softclock_call_cc+0x395 #10 0xffffffff81530c90 at softclock_thread+0x200 #11 0xffffffff81448e7c at fork_exit+0xcc #12 0xffffffff8204d1be at fork_trampoline+0xe Fatal trap 12: page fault while in kernel mode cpuid = 0; apic id = 00 fault virtual address = 0x0 fault code = supervisor read data, page not present instruction pointer = 0x20:0xffffffff81a28d83 stack pointer = 0x28:0xfffffe0056c8a1c0 frame pointer = 0x28:0xfffffe0056c8a6f0 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 2 (clock (0)) SYZFAIL: failed to recv rpc rdi: 0000000000000000 rsi: 0000000000000000 rdx: 000000000dc77a60 rcx: fffffe00033eee30 r8: 0000000000000000 r9: 00000000060080fe rax: fffffe00033eee30 rbx: fffffe006cbd94e0 rbp: fffffe0056c8a6f0 r10: aa02000000000000 r11: 000000000000001f r12: fffffe0056c8a4c0 r13: fffffe0056c8a500 r14: 0000000000000000 r15: fffffe00829b7338 trap number = 12